TY  - BOOK
AU  - Mawley Mones E Ed.
AU  - Hawley. M E
ED  - Hawley. M E
TI  - Coal :  social, economic, and environmental aspects
U1  - X8(F551), L6.1-;1 
PY  - 1976///
CY  - Dowden
PB  - Hutchinson       
KW  - ECONOMICS
ER  -